Finding the Fourth Proportional to 228,628.94, 342,888.26 and 95,436.99
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Solution
The fourth proportional to 228,628.94, 342,888.26 and 95,436.99 is: 143,132.46
Step by Step Solution
- Step 1: Write the proportion equation
228,628.94 : 342,888.26 = 95,436.99 : x - Step 2: Convert to fraction form
228,628.94/342,888.26 = 95,436.99/x - Step 3: Cross multiply
228,628.94x = 342,888.26 × 95,436.99 - Step 4: Simplify right side
228,628.94x = 32,724,222,963.55 - Step 5: Solve for x
x = 32,724,222,963.55/228,628.94 - Step 6: Final answer
x = 143,132.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.